A motorboat travels 102 miles in 3 hours going upstream. It travels 186 miles going downstream in the same amount of time. What is the rate of the boat in still water and what is the rate of the current?

Rate of the boat in still water:

Rate of the current:

The vertices of a triangle are a(7.5), b(4,2), and c19. 2). what is

20 points for the answer. this is for real , don't put random ! a rectangle has a length of 4 centimeters and a width of 7 centimeters. what is the effect on the perimeter when the dimensions are multiplied by 5? the perimeter is increased by a factor of 5. the perimeter is increased by a factor of 20. the perimeter is increased by a factor of 25. the perimeter is increased by a factor of 100.

Find the measure of angle b in the following triangle